Fuel Economy

Ford applies for a trademark on the "EcoBeast" name, and obvious offshoot of its efficient EcoBoost line.

The 2015 Mitsubishi Mirage earned four- and five-star ratings in government crash tests.

The 2015 Chrysler 200 mid-size sedan is a good-looking, comfortable, and modern entry in a very competitive segment of the car market. Part of the Fiat-led product renaissance at Chrysler, it replaces the grim, dated previous 200 derived from the old Sebring and largely relegated to car-rental...

It's December 31, when we like to look back to see which stories were our most popular over the entire year. Boy, did we get some surprises this year! Not a single electric-car story cracked the top five, despite the huge traffic we get on plug-in cars in general and particularly many of our Tesla...

An advocacy group charts improvements in car efficiency.

Gas prices have fallen 40 percent in a year. Sales of SUVs and crossover utility vehicles are up, while hybrid sales are flat or falling. And a midterm review is coming up, giving auto companies a chance to argue that the corporate average fuel economy rules that stretch out to 2025 need to be...

Efficiency is a many-splendored thing, and cutting vehicle weight has multiple beneficial effects. A lighter car requires less energy to move, meaning engine output can be lower. This, in turn, requires smaller, lighter powertrain components--which require less-beefy suspensions, further reducing...

The 2015 Audi A3 is the first all-new version of the compact luxury car since it was launched in the U.S. as a 2006 model. And there are a lot of changes. Most noticeable is its evolution from a five-door hatchback to a four-door sedan, facing it off neatly against the Mercedes-Benz CLA (also a...

Ford's CEO says the company is on track to meet U.S. fuel-economy standards.

A cost-of-ownership survey finds 11 diesel models that will save owners money.

Chrysler is reportedly looking to increase the efficiency of its Pentastar V-6 engine.

The Honda CR-V has been one of America's most popular compact SUVs for many years now, and for 2015, it's received a number of updates to keep it competitive. As well as styling updates and improvements to the interior, the 2015 Honda CR-V features an updated engine and a new continuously variable...

Your mileage may vary, as the saying goes. But it turns out that real-world fuel efficiency in European cars varies considerably more from official ratings than in the U.S. And some car brands are so far off from their ratings that a buyer may only get two-thirds of the published fuel efficiency...

The Wards Auto Fuel Economy Index recorded a decrease in new-car average fuel economy in November compared to the same time last year.

a standard backup camera is the only major change to the Scion xB for 2015.

Mazda says its Skyactiv-D engine doesn't have the necessary "Zoom-Zoom."

We compare rated fuel economy of the top-selling full-size pickup trucks.

First Hyundai and Kia cut fuel-economy ratings on a dozen models, then Ford on the C-Max. Then, Ford cut ratings on the C-Max again, along with those of five more models. Are there more to come? Industry sources have quietly been discussing in recent weeks that more adjustments to EPA gas-mileage...

The 2016 Mazda CX-3 debuts at the 2014 LA Auto Show.

The 2016 Honda HR-V debuts in final specification at the 2014 LA Auto Show.